A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6610-01-131-2636
NSN 5999-01-392-0874
NSN 6110-01-610-1756
NSN 6105-01-521-2593
NSN 6685-00-003-8564
NSN 5998-01-166-9389
NSN 5925-00-314-4294
NSN 5965-00-946-5156
NSN 6645-00-397-2210
NSN 5945-00-295-6773
NSN 6150-01-340-0802
NSN 6620-01-125-8904